323003302200020 has 48 divisors (see below), whose sum is σ = 773454061206288. Its totient is φ = 112247301396480.

The previous prime is 323003302200017. The next prime is 323003302200041. The reversal of 323003302200020 is 20002203300323.

It can be written as a sum of positive squares in 8 ways, for example, as 19566272930884 + 303437029269136 = 4423378^2 + 17419444^2 .

It is a super-2 number, since 2×323003302200020² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 323003302199965 and 323003302200001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36538830671 + ... + 36538839510.

It is an arithmetic number, because the mean of its divisors is an integer number (16113626275131).

Almost surely, 2^{323003302200020} is an apocalyptic number.

It is an amenable number.

323003302200020 is an abundant number, since it is smaller than the sum of its proper divisors (450450759006268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323003302200020 is a wasteful number, since it uses less digits than its factorization.

323003302200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73077670220 (or 73077670218 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 323003302200020 its reverse (20002203300323), we get a palindrome (343005505500343).

The spelling of 323003302200020 in words is "three hundred twenty-three trillion, three billion, three hundred two million, two hundred thousand, twenty".